<template>
  <div class="icons">
    <swiper :options="swiperOption">
      <swiper-slide v-for="(page, index) of pages" :key="index">
        <div
          class="icon"
          v-for="item of page"
          :key="item.id"
        >
          <div class='icon-img'>
            <img class='icon-img-content' :src='item.imgUrl' />
          </div>
          <p class="icon-desc">{{item.desc}}</p>
        </div>
      </swiper-slide>
    </swiper>
  </div>
</template>

<script>
    export default {
      name: 'HomeIcons',
      props:{
        list:Array
      },
      data () {
        return{
          swiperOption: {
            autoplay: false
          },
        }
      },
      computed: {
        pages () {
          const pages = [];
          this.list.forEach((item, index) => {
            const page = Math.floor(index / 8);
            if (!pages[page]) {
              pages[page] = []
            }
            pages[page].push(item)
          });
          return pages
        }
      }
    }
</script>

<style lang="stylus" scoped>
  @import '~styles/varibles.styl'
  @import '~styles/mixins.styl'
  .icons >>> .swiper-container         /* 设置轮播图区域*/
    height: 0
    padding-bottom: 50%
  .icons
    margin-top: .1rem
    .icon
      position relative
      overflow: hidden
      width: 25%
      height :0
      float: left
      padding-bottom :25%
      .icon-img
        position: absolute
        top:0
        left :0
        right :0
        bottom :.44rem
        box-sizing: border-box
        padding :.1rem
        .icon-img-content
          height :100%
          display :block
          margin :0 auto
      .icon-desc
        position: absolute
        left :0
        right :0
        bottom :0
        height :.44rem
        line-height :.44rem
        text-align :center
        color :$darkTextColor
        ellipsis()
</style>
